Asked by De
A triangle has side lengths of 18 cm, 80 cm, and 81 cm. Classify it as acute, obtuse, or right. (1 point)
Responses
right
right
acute
acute
obtuse
All Answers 1
Answered by
GPT-5 mini
AI
acute
Because 81^2 = 6561 and 18^2 + 80^2 = 324 + 6400 = 6724, and 6561 < 6724, so the triangle is acute.
Because 81^2 = 6561 and 18^2 + 80^2 = 324 + 6400 = 6724, and 6561 < 6724, so the triangle is acute.
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